luobinjie
4 months ago
6 changed files with 326 additions and 31 deletions
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243src/components/common/CommonTab.vue
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8src/components/common/LocalConfig.vue
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10src/main.js
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36src/router/index.js
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30src/store/index.js
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24src/views/Home.vue
@ -0,0 +1,243 @@ |
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<template> |
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<div class="tags-list" ref="totalLists"> |
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<div |
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class="arrow-icon" |
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@click="arrowBack" |
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style="position: fixed; left: 4px" |
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> |
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<el-button |
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size="medium" |
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icon="el-icon-arrow-left" |
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:disabled="isLeftDisabled" |
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></el-button> |
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</div> |
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<div class="tag-style" ref="tagBox"> |
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<div class="scrollWrapper" ref="scrollWrapper" id="nav"> |
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<el-tag |
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:key="tag.displayName" |
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size="medium" |
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v-for="(tag, index) in tags" |
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:closable="true" |
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:disable-transitions="false" |
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@close="handleClose(tag, index)" |
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@click="changeMenu(tag)" |
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:effect="$route.name === tag.displayName ? 'dark' : 'plain'" |
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> |
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{{ tag.displayName }} |
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</el-tag> |
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</div> |
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</div> |
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<div |
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class="arrow-icon" |
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@click="arrowForward" |
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style="position: fixed; right: 4px" |
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> |
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<el-button |
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size="medium" |
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icon="el-icon-arrow-right" |
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:disabled="isRightDisabled" |
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></el-button> |
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</div> |
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</div> |
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</template> |
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|
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<script> |
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import { mapState, mapMutations } from "vuex"; |
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export default { |
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data() { |
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return { |
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scrollWrapper: null, |
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isLeftDisabled: false, |
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isRightDisabled: false, |
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}; |
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}, |
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computed: { |
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...mapState({ |
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tags: (state) => state.tabsList, |
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}), |
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}, |
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watch: { |
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$route: { |
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handler(val) { |
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this.updateButtonStates(); |
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this.scrollToActiveTag(); |
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}, |
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// 深度观察监听 |
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deep: true, |
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}, |
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}, |
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mounted() { |
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this.scrollWrapper = this.$refs.scrollWrapper; |
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this.$nextTick(() => { |
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this.updateButtonStates(); |
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}); |
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this.scrollWrapper.addEventListener("scroll", this.handleScroll); |
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window.addEventListener("resize", this.updateButtonStates); |
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}, |
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beforeDestroy() { |
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// 移除事件监听器 |
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if (this.scrollWrapper) { |
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this.scrollWrapper.removeEventListener("scroll", this.handleScroll); |
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} |
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window.removeEventListener("resize", this.updateButtonStates); |
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}, |
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methods: { |
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...mapMutations({ |
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close: "closeTab", |
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}), |
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handleScroll() { |
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// 使用 setTimeout 确保获取到最新的滚动位置 |
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setTimeout(() => { |
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this.updateButtonStates(); |
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}, 50); |
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}, |
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// 标签向左切换 |
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arrowBack() { |
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this.$refs.scrollWrapper.scrollBy({ left: -300, behavior: "smooth" }); |
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}, |
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// 标签向右切换 |
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arrowForward() { |
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this.$refs.scrollWrapper.scrollBy({ left: 300, behavior: "smooth" }); |
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}, |
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updateButtonStates() { |
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const { scrollLeft, scrollWidth, clientWidth } = this.scrollWrapper; |
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this.isLeftDisabled = scrollLeft <= 0; |
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this.isRightDisabled = scrollLeft + clientWidth >= scrollWidth - 1; |
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}, |
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scrollToActiveTag() { |
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this.$nextTick(() => { |
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// 查找当前激活的标签（effect为'dark'的标签） |
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const scrollWrapper = this.$refs.scrollWrapper; |
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const tagElements = scrollWrapper.querySelectorAll('.el-tag'); |
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|
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// 遍历标签元素，找到与当前路由匹配的标签 |
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let activeTag = null; |
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for (let i = 0; i < tagElements.length; i++) { |
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const tagElement = tagElements[i]; |
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// 获取标签内的文本内容 |
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const tagText = tagElement.textContent ? tagElement.textContent.trim() : ''; |
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|
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// 检查标签文本是否与当前路由名称匹配 |
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if (tagText === this.$route.name) { |
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activeTag = tagElement; |
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break; |
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} |
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} |
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if (activeTag) { |
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const tagPosition = activeTag.offsetLeft; |
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const tagWidth = activeTag.offsetWidth; |
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|
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// 无论如何都滚动到使标签居中的位置 |
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const scrollTo = tagPosition - (scrollWrapper.clientWidth - tagWidth) / 2; |
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scrollWrapper.scrollTo({ |
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left: scrollTo, |
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behavior: 'smooth' |
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}); |
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|
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// 滚动后更新按钮状态 |
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setTimeout(() => { |
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this.updateButtonStates(); |
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}, 150); |
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} |
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}); |
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}, |
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handleClose(tag, index) { |
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let length = this.tags.length - 1; |
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this.close(tag); |
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// 如果关闭的标签不是当前路由的话，就不跳转 |
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if (tag.displayName !== this.$route.name) { |
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this.handleScroll(); |
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return; |
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} |
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// 关闭的标签是最右边的话，往左边跳转一个 |
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if (index === length) { |
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if (this.tags[index - 1]) { |
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this.$router.push({ path: this.tags[index - 1].routeUrl }); |
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} else { |
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this.$router.push({ path: "/home" }); |
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} |
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} else { |
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// 否则往右边跳转 |
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this.$router.push({ path: this.tags[index].routeUrl }); |
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} |
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this.handleScroll(); |
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}, |
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changeMenu(item) { |
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if (item.displayName !== this.$route.name) { |
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this.$router.push({ path: item.routeUrl }); |
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} else { |
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// this.$message({ |
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// message: '请不要重复选择', |
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// type: 'error' |
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// }); |
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} |
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this.$nextTick(() => { |
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this.scrollToActiveTag(); |
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}); |
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}, |
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async clearControlLabel() { |
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await this.$store.commit("clearMenuTab"); |
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this.$router.push({ path: "/home" }); |
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}, |
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}, |
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}; |
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</script> |
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|
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<style scoped lang="scss"> |
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@import '../../assets/css/global_button.css'; |
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.tags-list { |
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display: flex; |
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align-items: center; |
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position: fixed; |
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top: 50px; |
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width: 100%; |
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height: 36px; |
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background: #fff; |
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border-bottom: 1px solid #d8dce5; |
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box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.12), 0 0 3px 0 rgba(0, 0, 0, 0.04); |
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padding-bottom: 0; |
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} |
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.tag-style { |
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display: flex; |
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align-items: center; |
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overflow: hidden; |
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pointer-events: all; |
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cursor: pointer; |
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position: relative; |
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margin: 0 64px; |
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} |
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.scrollWrapper { |
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display: flex; |
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align-items: center; |
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overflow-x: auto; |
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transition: all 500ms linear; |
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} |
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.scrollWrapper::-webkit-scrollbar { |
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height: 0; |
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} |
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.el-tag { |
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margin: 0 5px; |
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cursor: pointer; |
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padding: 0 0px 0 10px; |
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} |
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.el-tag .el-tag--info { |
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background: #fff; |
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} |
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::v-deep .el-tag .el-icon-close { |
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right: 0px; |
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} |
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.arrow-icon { |
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pointer-events: all; |
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cursor: pointer; |
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} |
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.arrow-style { |
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font-size: 16px; |
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padding: 0 8px; |
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position: relative; |
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top: 8px; |
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} |
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.arrow-icon .el-button { |
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padding: 0px 5px; |
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height: 28px; |
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} |
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</style> |
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